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The discovery of erathostene

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THE DISCOVERY OF ERATHOSTENE
How the Greeks calculated the radius of the earth
Summary ,[object Object],[object Object],[object Object],[object Object]
The Antique Greek world had a major role in the development of the Western civilization ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Some scientists from the VII century BC to the II century BC ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
I . The life of Erathostène
II. The measurement of the radius of the earth Why at the same time the obelisk of Syene has not shadow, but that of Alexandria is in a clear projecting ?
Erathosthène’s mind
 
III. The impact of this discovery ,[object Object],[object Object]
Named after Eratosthenes ,[object Object],[object Object],[object Object]
THANK YOU FOR YOUR ATTENTION

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The discovery of erathostene